128965608

素因数分解:

$2^3\times 3^4\times {\mathrm{199021}}^1$

素因数の和:199039

約数の個数: 40

約数和(自身を含む): 361224930

約数和(自身を除く): 232259322

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 199021, 398042, 597063, 796084, 1194126, 1592168, 1791189, 2388252, 3582378, 4776504, 5373567, 7164756, 10747134, 14329512, 16120701, 21494268, 32241402, 42988536, 64482804, 128965608]

約数ペア:

[(1, 128965608), (2, 64482804), (3, 42988536), (4, 32241402), (6, 21494268), (8, 16120701), (9, 14329512), (12, 10747134), (18, 7164756), (24, 5373567), (27, 4776504), (36, 3582378), (54, 2388252), (72, 1791189), (81, 1592168), (108, 1194126), (162, 796084), (216, 597063), (324, 398042), (648, 199021)]